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AN919-6J

Aeronautical Standard Tube Reducer

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Description

Reducer

Specifications

Alternate Item Number AS5174J0604
Connection Style Flared (tube) all ends
Connection Type Flare Type, Threaded external tube all ends
Dimension E 0.813 in
Dimension S 5/8 in
Dimension W 1 13/32 in
Flare Angle 37 º
Industry Standards/Certification AN919
Material CRES
Material Specification Qq-s-763 fed spec single material response
Maximum Operating Pressure 3000.0 pounds per square inch single response
Media For Which Designed Fluid single response
NIIN 00-023-4888
NSN 4730-00-023-4888
Nominallength 1.328
Outside Diameter Tube Accommodated 0.188 inches 2nd end, 0.375 inches 1st end
Seat Angle 37.0 degrees all ends
Specification Data 96906-ms24399 government standard
Surface Treatment Passivate
Surface Treatment Specification Qq-p-35,type 1 fed spec single treatment response
Thread Class 3a all ends
Thread Series Designator Unjf all ends
Thread Size 0.375 inches 2nd end, 0.562 inches 1st end
Thread T (Large End (Reference)) 9/16-18
Thread T (Small End (Reference)) 7/16-20
Tube Outside Diameter (Large End) 3/8 in
Tube Outside Diameter (Small End) 1/4 in
Weight 0.085 lb

Other sizes

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Cross-reference

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Catalog data updated 2026-07-05. Report a data error